CN107070256A - A kind of power model and the photovoltaic combining inverter using the module - Google Patents
A kind of power model and the photovoltaic combining inverter using the module Download PDFInfo
- Publication number
- CN107070256A CN107070256A CN201710087612.2A CN201710087612A CN107070256A CN 107070256 A CN107070256 A CN 107070256A CN 201710087612 A CN201710087612 A CN 201710087612A CN 107070256 A CN107070256 A CN 107070256A
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- China
- Prior art keywords
- cabinet
- heat dissipation
- igbt module
- dissipation channel
- power model
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
The present invention relates to the photovoltaic combining inverter of a kind of power model and the use module, photovoltaic combining inverter includes rack and the power model in rack, power model includes cabinet and bus capacitor group, radiator and IGBT module in cabinet, the installation cavity that confession bus capacitor group and IGBT module in cabinet with the heat dissipation channel divulged information from bottom to top and positioned at heat dissipation channel or so side are installed, the air inlet of heat dissipation channel is located at the bottom of cabinet, and air outlet is located at the top of cabinet.The overall situation of the radiating of power model of the present invention from inverter, using air-out on lower air intake, heat dissipation channel is above and below cabinet, and the reactor below the air inlet and inverter of cabinet lower end is just right, the heat dissipation wind channel of the air outlet of cabinet upper end and big air inlet formation circumferential seal at the top of inverter, the heat that reactor, IGBT module are produced is discharged outside cabinet by heat dissipation channel, good heat dissipation effect.
Description
Technical field
The present invention relates to the photovoltaic combining inverter of a kind of power model and the use module.
Background technology
Solar energy is universal, harmless, huge with it as one of energy that is inexhaustible, pollution-free, most cleaning
And permanent four big advantage turns into the first choice of generation of electricity by new energy.Develop and extensively using photovoltaic power generation technology for alleviating conventional energy resource
Shortage, reduction environmental pollution play an important roll.Power model is used as the core component of photovoltaic combining inverter, its electric property
Quality and topology layout reasonability, directly determine the performance and appearance and size of inverter.
At present, the design of the power model of typical high power photovoltaic combining inverter is also confined to the part of main components
In modularized design, causing power model, there are the following problems：1. module is designed without the integral layout consideration from inverter, lead
The layout of cause component is unreasonable, and low space utilization, cabling complexity is in disorder.2. the radiating of power model is entered before and after mostly
The mode of wind, carries out local radiating, radiating effect is not good using small blower fan to it.3. the framework of power model is mostly welding
Formula, not only outward appearance is coarse, be difficult to ensure that welding precision, and production installation effectiveness is not also high.4. power model is installed to cabinet more and adopted
With the long mode for adjusting hole bolt connection to fix, positioning is not accurate enough, so as to influence to pass in and out the wiring effect of connection jaws.These problems
Presence directly limit topology layout and the appearance and size of photovoltaic combining inverter.
Such as Authorization Notice No. discloses a kind of compact type power mould for CN203851040U Chinese utility model patent
Block structure, the structure includes cabinet and dc-link capacitance group, radiator, IGBT module in cabinet, dc bus
Capacitance group is arranged in cabinet along the longitudinal direction, and radiator is arranged on the side of dc-link capacitance group, IGBT module and direct current
Bus capacitor group is arranged side by side and is fixedly mounted on a heat sink, and the air inlet and air outlet of cabinet are located at before cabinet respectively
A heat dissipation channel from front to back is formed in two ends and just right with radiator passage afterwards, cabinet.
It is due to that the heat dissipation channel in cabinet is located at IGBI moulds although the layout of above-mentioned power module architectures is relatively reasonable
The bottom position of block, can only radiate to the IGBI modules of power model, and other positions of power model can not be entered
Row radiating, causes radiating effect not good.
The content of the invention
It is an object of the invention to provide a kind of power model of good heat dissipation effect.The present invention also aims to provide one
Plant the photovoltaic combining inverter using the power model.
To achieve the above object, the technical scheme is that：
In a kind of power model, including cabinet and bus capacitor group, radiator and IGBT module in cabinet, cabinet
Confession bus capacitor group and IGBT module with the heat dissipation channel divulged information from bottom to top and positioned at heat dissipation channel or so side are pacified
The installation cavity of dress, the air inlet of heat dissipation channel is located at the bottom of cabinet, and air outlet is located at the top of cabinet.
Bus capacitor group and IGBT module it is side by side up and down setting and bus capacitor group be located at IGBT module top, bus electricity
Appearance group is connected by stack bus bar with IGBT module.
Cabinet includes side plate and the front end panel and rear bearing sheet that set face-to-face, and the side plate constitutes a left side for heat dissipation channel
Side wall, back and front supporting plate respectively constitutes the forward and backward side wall of heat dissipation channel；Radiator be arranged on front end panel and rear bearing sheet it
Between, radiator includes substrate and the radiating fin being fixed on substrate, and substrate constitutes the right side wall of heat dissipation channel or constitutes radiating
A part for passage right side wall, radiating fin is located in heat dissipation channel, and IGBT module is installed on the substrate.
The front end of the stack bus bar is provided with input terminal, and lower end is provided with the lead-out terminal for being used for being connected with IGBT module,
Direct current input switching copper bar, the upper end of direct current input switching copper bar and corresponding input are installed in cabinet in front of stack bus bar
Terminal is connected, and the lower end of direct current input switching copper bar is the input for input dc power.
Three-phase alternating current output switching copper bar, each cross streams output switching copper bar are installed in cabinet below IGBT module
Front end be connected with IGBT module, the rear end of each cross streams output switching copper bar is the output end for exporting alternating current.
The cabinet is drawer-type structure, the rear end of cabinet be provided be used for after cabinet is oriented to and is installed in place with it is grid-connected
The Locating pilot pin of the rack location fit of inverter.
A kind of photovoltaic combining inverter, including rack and the power model installed in interior of equipment cabinet, the power model
Have in bus capacitor group, radiator and IGBT module including cabinet and in cabinet, cabinet and divulge information from bottom to top
Heat dissipation channel and the installation cavity installed of confession bus capacitor group and IGBT module positioned at heat dissipation channel or so side, radiating is logical
The air inlet in road is located at the bottom of cabinet, and air outlet is located at the top of cabinet.
Bus capacitor group and IGBT module it is side by side up and down setting and bus capacitor group be located at IGBT module top, bus electricity
Appearance group is connected by stack bus bar with IGBT module.
Cabinet includes side plate and the front end panel and rear bearing sheet that set face-to-face, and the side plate constitutes a left side for heat dissipation channel
Side wall, back and front supporting plate respectively constitutes the forward and backward side wall of heat dissipation channel, radiator be arranged on front end panel and rear bearing sheet it
Between, radiator includes substrate and the radiating fin being fixed on substrate, and substrate constitutes the right side wall of heat dissipation channel or constitutes radiating
A part for passage right side wall, radiating fin is located in heat dissipation channel, and IGBT module is installed on the substrate.
The front end of the stack bus bar is provided with input terminal, and lower end is provided with the lead-out terminal for being used for being connected with IGBT module,
Direct current input switching copper bar, the upper end of direct current input switching copper bar and corresponding input are installed in cabinet in front of stack bus bar
Terminal is connected, and the lower end of direct current input switching copper bar is under IGBT module in the input for input dc power, cabinet
Side is provided with three-phase alternating current output switching copper bar, and the front end of each cross streams output switching copper bar is connected with IGBT module, each intersecting
The rear end of stream output switching copper bar is the output end for exporting alternating current.
The beneficial effects of the invention are as follows：When power model is installed in the rack of photovoltaic combining inverter in the present invention, machine
Case, which is erected, to be come and in the rack, and the radiating of whole power model is from the overall situation of inverter, using air-out on lower air intake,
Heat dissipation channel is above and below cabinet, and the reactor below the air inlet and inverter of cabinet bottom is just right, enclosure top
Air outlet forms independent heat dissipation wind channel with big air inlet at the top of inverter, and the heat that reactor, IGBT module are produced is equal
Discharged by heat dissipation channel outside cabinet, good heat dissipation effect.
Brief description of the drawings
Fig. 1 is the structural representation of the cabinet of power model embodiment 1 of the present invention（Cabinet stands up state）；
Fig. 2 is the structural representation of the stack bus bar of power model embodiment 1 of the present invention；
Fig. 3 shows for the distribution of radiator, IGBT module and bus capacitor group in cabinet in power model embodiment 1 of the present invention
It is intended to（Cabinet flat condition）；
Fig. 4 is that the cabinet in Fig. 3 installs direct current input switching copper bar and exchanges the structural representation after input switching copper bar（Cabinet
Flat condition）；
Structural representation when Fig. 5 stands up for cabinet in Fig. 4；
Fig. 6 is the overall structure diagram of power model embodiment 1 of the present invention（Cabinet stands up state）；
Fig. 7 is the schematic diagram of the heat dissipation channel of power model embodiment 1 of the present invention（Cabinet stands up state）.
Embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment 1 of power model of the present invention, as shown in Figures 1 to 5, the power model include cabinet 1 and peace
Bus capacitor group 2, IGBT module 3 inside cabinet 1, radiator 4.When power model is installed to photovoltaic combining inverter
When in rack, cabinet 1 coordinates by way of guide rail is imported with rack pull, realizes Fast Installation.Cabinet 1, which is used, covers aluminium zine plate
Installed and combined by screw, with respect to the cabinet of welded type, installation accuracy of the invention is higher, improved production and effect is installed
Rate.In order to ensure accurate positioning, the rear end of cabinet 1 is provided with Locating pilot pin 18, when power model is installed in place, Locating pilot pin
18 with rack location fit so that ensure pass in and out line interface wiring effect.
Cabinet 1 includes side plate 11, upper head plate 12, bottom plate 13 and the front end panel 15 and rear bearing sheet set face-to-face
14.One end of the remote side plate 11 of front end panel 15 and rear bearing sheet 14, which is equipped with, turns edge 111, turns edge and offers bolt on 111
Perforation, interval is installed with upper mounting plate 16 and lower installation board 17, upper peace one on the other between front end panel 15 and rear bearing sheet 14
Fill plate 16 close to upper head plate 12, lower installation board 17 close to bottom plate 13, wherein, lower installation board 17 is integrally formed with bottom plate 13 and set
Put.Radiator installation position is formed between upper mounting plate 16 and lower installation board 17, radiator 4 includes substrate 41 and installed in substrate 41
On radiating fin 42, radiator 4 be arranged between front end panel 15 and rear bearing sheet 14；Specific mounting means is, substrate
41 rear and front end is bolted to connection with turning edge on front end panel 15 and rear bearing sheet 14 respectively, radiating fin 42
Between side plate 11 and substrate 41.
Side plate 11, front end panel 15, rear bearing sheet 14 and substrate 41, upper mounting plate 16, lower installation board 17 surround one
The heat dissipation channel divulged information from bottom to top, side plate 11 constitutes the left side wall of heat dissipation channel, and back and front supporting plate constitutes heat dissipation channel
Forward and backward side wall, upper mounting plate 16, lower installation board 17 and substrate 41 collectively form the right side wall of heat dissipation channel.Heat dissipation channel goes out
Air port is located at enclosure top, and air inlet is located at cabinet bottom；In the present embodiment, the under shed 131 on bottom plate 13 constitutes scattered
Upper shed 121 on the air inlet of the passage of heat, upper head plate 12 constitutes the air outlet of heat dissipation channel.The right side of heat dissipation channel is confession
The installation cavity that bus capacitor group 2 and IGBT module 3 are installed, bus capacitor group 2 and IGBT module 3 are mounted side by side on scattered one on the other
On the right side wall of the passage of heat.Stack bus bar 5 is provided with by insulating supporting post on upper mounting plate 16, the remote side plate 11 of cabinet
Side has been bolted bus capacitor mounting bracket 19, bus capacitor be arranged on stack bus bar and bus capacitor mounting bracket 19 it
Between, IGBT module 3 is located at the lower section of bus capacitor group and is fixedly mounted on radiator 4, is also equipped with IGBT module 3
IGBT driving plates.
Bus capacitor group 2 is conductively connected by stack bus bar with IGBT module.Stack bus bar 5 includes rectangular substrate
51, the mounting hole for being provided with and being installed for bus capacitor group is spaced apart on substrate 51 along its length, mounting hole is arranged in pairs, every a pair
Mounting hole correspondence installs a bus capacitor.The row mark in symbol, four row's mounting holes is marked with the aperture of each mounting hole
There is "-" symbol, middle two row is marked with " N " symbol, last row is marked with "+" symbol, when installing bus capacitor, with reference to peace
The symbol marked at dress hole aperture is installed.One end of the length direction of substrate 51 is provided with input terminal 52, the one of width
Side is provided with lead-out terminal 53.When stack bus bar 5 is installed, fore-and-aft direction extension of the length direction along cabinet, width is along cabinet
Above-below direction extension, input terminal 52 is located at the front side of cabinet, and input terminal 52 extend into the Part II space of cabinet,
For being connected with direct current input switching copper bar；Lead-out terminal 53 downward, for being connected with IGBT module.IGBT module 3 by
Before in after three parts composition, 53 pairs of the lead-out terminal of stack bus bar 5 should have three groups, in the present embodiment, stack bus bar 5 and IGBT moulds
Absorption Capacitance 6 is provided between block, three groups of Absorption Capacitances 6 align with three groups of lead-out terminals 53 of stack bus bar 5 successively, and pass through
Bolt is connected with the lead-out terminal of stack bus bar and the corresponding part of IGBT module respectively, and the lead-out terminal of stack bus bar is by inhaling
Electric capacity 6 is received to be connected with IGBT module realization.
Lower position in the installation cavity of cabinet 1 in IGBT module 3 is provided with three-phase alternating current output switching copper bar 7, respectively
Cross streams output switching copper bar 7 extends along the longitudinal direction, and the front end of each cross streams output switching copper bar passes through vertically side
It is connected to the switching copper bar 8 of extension with the corresponding part of IGBT module 3, the rear end of exchange output switching copper bar is constituted for defeated
Go out the output end of alternating current.Current Hall element 9, exchange output switching copper bar 7 are installed with each exchange output switching copper bar 7
Passed through respectively from corresponding current Hall element 9.Connected in cabinet 1 in the side of the remote side plate of switching copper bar 8 by bolt
It is connected on insulation board 22, insulation board 22 and is fixed with control panel 21.
The front portion of cabinet 1 is fixed with direct current input switching copper bar 10, and direct current input switching copper bar 10 is located at stack bus bar
Front, 10 points of direct current input switching copper bar is that positive DC inputs switching copper bar 101 and negative DC input switching copper bar 102,
Positive DC input switching copper bar 101 is fixed on the side plate 11 of cabinet by insulating supporting post；Negative DC input switching copper
Row 102 is fixed on positive DC input switching copper bar by collets, realizes support isolation, positive and negative polarities between the copper bar of the two poles of the earth
Direct current input switching copper bar is vertically extending and upper end is connected with the corresponding input terminal of stack bus bar, direct current input switching
The lower end of copper bar constitutes the input for input dc power.Negative DC input switching copper bar 102 is installed with current Hall
Element 9.Cabinet 1 is fixedly arranged at the front end with DC filter 20, and DC filter 20 includes magnet ring 201 and module control panel 202, mould
Block control panel 202 is located at the top of magnet ring 201 and is fixed on by control panel installing plate 203 at the front end of cabinet 1, and magnet ring 201 is consolidated
It is scheduled on cabinet front position and extend into cabinet, positive and negative polarities direct current input switching copper bar both passes through the perforation of magnet ring 201, real
Existing filter function.
The assembling process of power model of the present invention：1st, radiator 4 is installed in cabinet；2nd, IGBT module 3 is arranged on
On radiator 4；3rd, stack bus bar 5 is fixed on upper mounting plate 16 by insulating supporting post；4th, bus capacitor group is fixed to
In the corresponding mounting hole of bus capacitor mounting bracket, and stack bus bar is connected with bus capacitor group by bolt；5th, electricity will be absorbed
Hold 6 to align with the lead-out terminal of stack bus bar successively, and be connected Absorption Capacitance with stack bus bar and IGBT module by bolt；
6th, IGBT driving plates are plugged into IGBT module；The 7th, the magnet ring of DC filter is fixed on to the front end of cabinet, magnet ring direction
Cabinet inside；8th, by direct current input switching copper bar pass through magnet ring, and direct current input switching copper bar front end and stack bus bar it is defeated
Enter terminal connection；Positive DC input switching copper bar is fixed on cabinet side board by insulating supporting post, and negative DC input turns
Fixed current Hall element on copper bar is connect, negative DC input switching copper bar passes through collets and positive DC input switching copper bar
Support isolation；9th, exchange output switching copper bar is connected on the lead-out terminal of IGBT module, each cross streams output switching copper bar
On fixed current Hall element；The 10th, control panel installing plate 203, the side connection insulation board of cabinet are installed in the front end of cabinet
22, the module control panel 202 of DC filter is fixed on control panel installing plate 203, control panel 21 is fixed on insulation board
On 22, that is, complete the installation of power model.
In the present embodiment, heat dissipation channel by the side plate of cabinet, front end panel, rear bearing sheet, upper mounting plate, lower installation board with
And the substrate of radiator is surrounded jointly, in other embodiment, upper mounting plate and lower installation board, the base of radiator can also be not provided with
Plate is separately formed the right side wall of heat dissipation channel；Or radiator includes the rectangular housing in cross section and is arranged in housing
Radiating fin, heat dissipation channel is formed in housing；The right side wall of heat dissipation channel can also be the envelope being connected in front and rear supporting plate
Plate, radiator is fixed on shrouding.IGBT module can also be arranged on the top of bus capacitor group, now, exchange output switching
Copper bar is arranged on the top of IGBT module.It is logical that the installation cavity installed for bus capacitor group and IGBT module can also be arranged on radiating
The left side in road.
The present invention uses the embodiment of the photovoltaic combining inverter of above-mentioned power model, including rack and installed in rack
Interior power model, the structure of power model as described above, to avoid repeating, will not be described here.When power model is installed, cabinet
Erect to be arranged in rack.After power model is installed, the reactor below the air inlet and power model of cabinet lower end is just right,
The heat dissipation wind channel of big air inlet formation circumferential seal at the top of the air outlet and power model of cabinet upper end, reactor,
The heat that IGBT module is produced is discharged outside cabinet by heat dissipation channel, good heat dissipation effect.
Claims (10)
1. a kind of power model, including cabinet and bus capacitor group, radiator and IGBT module in cabinet, it is special
Levy and be：There is the heat dissipation channel divulged information from bottom to top and the confession bus capacitor group positioned at heat dissipation channel or so side in cabinet
The installation cavity installed with IGBT module, the air inlet of heat dissipation channel is located at the bottom of cabinet, and air outlet is located at the top of cabinet.
2. power model according to claim 1, it is characterised in that：Bus capacitor group and IGBT module setting side by side up and down
And bus capacitor group is located at the top of IGBT module, bus capacitor group is connected by stack bus bar with IGBT module.
3. power model according to claim 1, it is characterised in that：Cabinet includes side plate and the front support set face-to-face
Plate and rear bearing sheet, the side plate constitute the left side wall of heat dissipation channel, and back and front supporting plate respectively constitutes the forward and backward of heat dissipation channel
Side wall；Radiator is arranged between front end panel and rear bearing sheet, and radiator includes substrate and the radiating fin being fixed on substrate
Piece, substrate constitutes the right side wall of heat dissipation channel or constitutes a part for heat dissipation channel right side wall, and radiating fin is located at heat dissipation channel
Interior, IGBT module is installed on the substrate.
4. power model according to claim 2, it is characterised in that：The front end of the stack bus bar is provided with input terminal,
Lower end is provided with the lead-out terminal for being used for being connected with IGBT module, cabinet is provided with direct current input switching in front of stack bus bar
Copper bar, the upper end of direct current input switching copper bar is connected with corresponding input terminal, and the lower end of direct current input switching copper bar is for defeated
Enter the input of direct current.
5. power model according to claim 2, it is characterised in that：Three-phase is installed below IGBT module in cabinet
Exchange output switching copper bar, the front end of each cross streams output switching copper bar is connected with IGBT module, each cross streams output switching copper
The rear end of row is the output end for exporting alternating current.
6. the power model according to claim 1-5 any one, it is characterised in that：The cabinet is drawer-type structure,
The rear end of cabinet is provided with the positioning being used for the rack location fit of photovoltaic combining inverter after cabinet is oriented to and is installed in place and led
Pin.
7. a kind of photovoltaic combining inverter, including rack and the power model installed in interior of equipment cabinet, the power model bag
Include cabinet and bus capacitor group, radiator and IGBT module in cabinet, it is characterised in that：Have in cabinet under
And the installation that the heat dissipation channel of upper ventilation and confession bus capacitor group and IGBT module positioned at heat dissipation channel or so side are installed
Chamber, the air inlet of heat dissipation channel is located at the bottom of cabinet, and air outlet is located at the top of cabinet.
8. photovoltaic combining inverter according to claim 7, it is characterised in that：Bus capacitor group and IGBT module are up and down simultaneously
Row is set and bus capacitor group is located at the top of IGBT module, and bus capacitor group is connected by stack bus bar with IGBT module.
9. photovoltaic combining inverter according to claim 7, it is characterised in that：Cabinet includes side plate and face-to-face set
Front end panel and rear bearing sheet, the side plate constitute the left side wall of heat dissipation channel, and back and front supporting plate respectively constitutes heat dissipation channel
Forward and backward side wall, radiator is arranged between front end panel and rear bearing sheet, and radiator includes substrate and is fixed on dissipating on substrate
Hot fin, substrate constitutes the right side wall of heat dissipation channel or constitutes a part for heat dissipation channel right side wall, and radiating fin is located at radiating
In passage, IGBT module is installed on the substrate.
10. photovoltaic combining inverter according to claim 8, it is characterised in that：The front end of the stack bus bar is provided with defeated
Enter terminal, lower end is provided with the lead-out terminal for being used for being connected with IGBT module, cabinet and direct current is provided with front of stack bus bar
Input switching copper bar, the upper end of direct current input switching copper bar is connected with corresponding input terminal, the lower end of direct current input switching copper bar
For the input for input dc power, cabinet is interior to be provided with three-phase alternating current output switching copper bar below IGBT module, respectively
The front end of cross streams output switching copper bar is connected with IGBT module, and the rear end of each cross streams output switching copper bar is to be handed over for exporting
Flow the output end of electricity.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910483295.5A CN110138238B (en) | 2017-02-17 | 2017-02-17 | Power module |
| CN201910482508.2A CN110289772B (en) | 2017-02-17 | 2017-02-17 | Power module and photovoltaic grid-connected inverter using same |
| CN201710087612.2A CN107070256B (en) | 2017-02-17 | 2017-02-17 | A kind of power module and the photovoltaic combining inverter using the module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710087612.2A CN107070256B (en) | 2017-02-17 | 2017-02-17 | A kind of power module and the photovoltaic combining inverter using the module |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910483295.5A Division CN110138238B (en) | 2017-02-17 | 2017-02-17 | Power module |
| CN201910482508.2A Division CN110289772B (en) | 2017-02-17 | 2017-02-17 | Power module and photovoltaic grid-connected inverter using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107070256A true CN107070256A (en) | 2017-08-18 |
| CN107070256B CN107070256B (en) | 2019-06-21 |
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ID=59622179
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910483295.5A Active CN110138238B (en) | 2017-02-17 | 2017-02-17 | Power module |
| CN201710087612.2A Active CN107070256B (en) | 2017-02-17 | 2017-02-17 | A kind of power module and the photovoltaic combining inverter using the module |
| CN201910482508.2A Active CN110289772B (en) | 2017-02-17 | 2017-02-17 | Power module and photovoltaic grid-connected inverter using same |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910483295.5A Active CN110138238B (en) | 2017-02-17 | 2017-02-17 | Power module |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910482508.2A Active CN110289772B (en) | 2017-02-17 | 2017-02-17 | Power module and photovoltaic grid-connected inverter using same |
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| CN (3) | CN110138238B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108075619A (en) * | 2017-12-25 | 2018-05-25 | 北京天诚同创电气有限公司 | A kind of single-phase power module |
| CN110120639A (en) * | 2019-06-25 | 2019-08-13 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | A kind of electronic equipment and electrical cabinet comprising it |
| JP2020036486A (en) * | 2018-08-31 | 2020-03-05 | 東洋電機製造株式会社 | Power conversion device |
| CN112787564A (en) * | 2019-11-11 | 2021-05-11 | 中车株洲电力机车研究所有限公司 | Motor controller with high power density |
| US11332087B2 (en) * | 2018-06-04 | 2022-05-17 | Westinghouse Air Brake Technologies Corporation | Phase module assembly of a multi-phase inverter |
| CN115297698A (en) * | 2022-09-01 | 2022-11-04 | 国网重庆市电力公司电力科学研究院 | Photovoltaic grid-connected inverter with self-adaptive heat dissipation capacity |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110289772A (en) | 2019-09-27 |
| CN110138238A (en) | 2019-08-16 |
| CN110289772B (en) | 2021-04-20 |
| CN110138238B (en) | 2021-04-16 |
| CN107070256B (en) | 2019-06-21 |
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